Traditional IRA contributions can be tax deductible or partially tax deductible based on MAGI. In 2014, an individual with a MAGI of up to $70,000 is eligible for at least partial deductibility. There are no income limits on who can contribute to a traditional IRA.
When the water heater breaks / leaks whatever the pressure tank is going to loose pressure telling the pump to come on and the pump will run continually as it can not build pressure to shut it off.
Therefore, heat must be supplied to break hydrogen bonds and evaporate water. If air is the source of the heat (called sensible heat), then the air temperature will drop and the energy is stored as chemical energy in the water molecules (called latent heat).